| Équations équilibrées la veille |
2 Al(NO3)3 + 3 Mg = 3 Mg(NO3)2 + 2 Al
K3[Cr(OH)6] + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 K3[Cr(OH)6] + 3 Cl2 + 4 KOH = 2 K2CrO4 + 6 KCl + 8 H2O
XFe(s) + XSn(NO3)4(aq) = XFe(NO3)3(aq) + XSn(s) =>
4 XFe(s) + 3 XSn(NO3)4(aq) = 4 XFe(NO3)3(aq) + 3 XSn(s)
K + Mg(OH)2 = KOH + Mg =>
2 K + Mg(OH)2 = 2 KOH + Mg
C27H45OH + H2CrO4 = C27H46OCrO4 + H30 =>
15 C27H45OH + 15 H2CrO4 = 15 C27H46OCrO4 + H30
Fe2O3 + H2O = Fe(OH)3 = =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Ba + H2SiO3 = (BaSiO3)2 + H2 =>
2 Ba + 2 H2SiO3 = (BaSiO3)2 + 2 H2
Ca(s) + O2(l) = CaO2(s) =>
Ca(s) + O2(l) = CaO2(s)
Sn + K2Cr2O7 = K2Cr2 + SnO =>
7 Sn + K2Cr2O7 = K2Cr2 + 7 SnO
H2SO4 + Ca3(PO4)2 + H2O = CaH4O6S + H3PO4 =>
3 H2SO4 + Ca3(PO4)2 + 6 H2O = 3 CaH4O6S + 2 H3PO4
CrO3 + HCl = CrCl3 + Cl3 + H2O =>
CrO3 + 6 HCl = CrCl3 + Cl3 + 3 H2O
LiOH(s)HCl(aq) = H2O(l)LiCl(s) =>
LiOH(s)HCl(aq) = H2O(l)LiCl(s)
sodiumcarbonate + magnesiumchloride = magnesiumcarbonate + sodiumchloride =>
Na2CO3 + MgCl2 = MgCO3 + 2 NaCl
KOH + Al = KAlH4 + Al2O3 + K2O =>
24 KOH + 16 Al = 6 KAlH4 + 5 Al2O3 + 9 K2O
Fe3 + O + HNO3 = Fe(NO3)2 + H2O =>
Fe3 + 3 O + 6 HNO3 = 3 Fe(NO3)2 + 3 H2O
Ca(NO3)2 + Al2O3 = Al(NO3)3 + CaO =>
3 Ca(NO3)2 + Al2O3 = 2 Al(NO3)3 + 3 CaO
Zn(s) + AgNO3(s) = Ag(s) + Zn(NO3)2(s) =>
Zn(s) + 2 AgNO3(s) = 2 Ag(s) + Zn(NO3)2(s)
Cr2(SO4)3 + MgO + H2O = Cr(OH)3 + MgSO4 =>
Cr2(SO4)3 + 3 MgO + 3 H2O = 2 Cr(OH)3 + 3 MgSO4
MgBr(aq) + Cl = MgCl(aq) + Br(g) =>
MgBr(aq) + Cl = MgCl(aq) + Br(g)
HCl + Ba(OH)2 = BaCl2 + HOH =>
2 HCl + Ba(OH)2 = BaCl2 + 2 HOH
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + K7SO4 + H2O =>
52 FeSO4 + 7 K2Cr2O7 + 49 H2SO4 = 26 Fe2(SO4)3 + 7 Cr2(SO4)3 + 2 K7SO4 + 49 H2O
Na4[Fe(CN)6] + KMnO4 + H2SO4 = Na3[Fe(CN)6] + Na2SO4 + K2SO4 + MnSO4 + H2O =>
10 Na4[Fe(CN)6] + 2 KMnO4 + 8 H2SO4 = 10 Na3[Fe(CN)6] + 5 Na2SO4 + K2SO4 + 2 MnSO4 + 8 H2O
CH4 + OH{-} = CO2 + H2O + e =>
CH4 + 8 OH{-} = CO2 + 6 H2O + 8e
SO3 + NaOH = NaSO3 + OH =>
SO3 + NaOH = NaSO3 + OH
KOH + C2H5COOH = H2O + (C2H5COO)K =>
KOH + C2H5COOH = H2O + (C2H5COO)K
Mg + AuI3 = MgI2 + Au =>
3 Mg + 2 AuI3 = 3 MgI2 + 2 Au
NH4Br(aq) + Pb(C2H3O2)2(aq) = PbBr2 + NH4(C2H3O2) =>
2 NH4Br(aq) + Pb(C2H3O2)2(aq) = PbBr2 + 2 NH4(C2H3O2)
Ag + Pt{+2} = Ag{+} + Pt =>
2 Ag + Pt{+2} = 2 Ag{+} + Pt
Ca + Hg3P2 = CaP2 + Hg3 =>
Ca + Hg3P2 = CaP2 + Hg3
MgSO4 + BaCl2 = Mg(Cl)2 + BaSO4 =>
MgSO4 + BaCl2 = Mg(Cl)2 + BaSO4
Mg2 + HCl = H2 + MgHCl2 =>
Mg2 + 4 HCl = H2 + 2 MgHCl2
CHCI3 + CH3I = CHI3 + CH3CI =>
CHCI3 + CH3I = CHI3 + CH3CI
NH3 + HNO3 = NO2 + H2O =>
NH3 + 7 HNO3 = 8 NO2 + 5 H2O
KClO3 + KOH + CrCl3 = K2CrO4 + H2O + KCl =>
KClO3 + 10 KOH + 2 CrCl3 = 2 K2CrO4 + 5 H2O + 7 KCl
K2O + H3PO4 = (KH2PO4) + H2O =>
K2O + 2 H3PO4 = 2(KH2PO4) + H2O
CaCl2 + Na(PO4) = Ca(PO4) + NaCl2 =>
CaCl2 + Na(PO4) = Ca(PO4) + NaCl2
Fe + H2O = H2 + Fe2O3*FeO =>
3 Fe + 4 H2O = 4 H2 + Fe2O3*FeO
P2O5 + NaOH = NaO5 + P2OH =>
P2O5 + NaOH = NaO5 + P2OH
Al(OH)3 + H3AsO4 = (AlOH)3(AsO4)2 + H2O =>
3 Al(OH)3 + 2 H3AsO4 = (AlOH)3(AsO4)2 + 6 H2O
C6H12 + Br2 = C6H11Br + HBr =>
C6H12 + Br2 = C6H11Br + HBr
AgMnO4 + H2SO4 = Ag2SO4 + HMnO4 =>
2 AgMnO4 + H2SO4 = Ag2SO4 + 2 HMnO4
Na2SO3(aq) + KMnO4(aq) + H2O(l) = MnO2(s) + Na2SO4(aq) + KOH(aq) =>
3 Na2SO3(aq) + 2 KMnO4(aq) + H2O(l) = 2 MnO2(s) + 3 Na2SO4(aq) + 2 KOH(aq)
AlCl3 + NH3 = Al(NH3)Cl3 =>
AlCl3 + NH3 = Al(NH3)Cl3
CUSO4 + Fe(iii) = CU + Fe2(SO4)3 =>
3 CUSO4 + 2 Fe(iii) = 3 CU + Fe2(SO4)3
FeF3 + Ca(C2H3O2)2 = Ca + F2 + Fe(C2H3O2)2 =>
2 FeF3 + 2 Ca(C2H3O2)2 = 2 Ca + 3 F2 + 2 Fe(C2H3O2)2
VOI2 = VI + IO =>
VOI2 = VI + IO
Zr2MoC2F2 = Mo2C + ZrC + MoF3 + Zr =>
6 Zr2MoC2F2 = Mo2C + 11 ZrC + 4 MoF3 + Zr
P3N5 + S = PSN + N2 =>
P3N5 + 3 S = 3 PSN + N2
Ni + H2SO3 = Ni(SO3)3 + H2 =>
Ni + 3 H2SO3 = Ni(SO3)3 + 3 H2
C4H8 + HNO3 = C4H7NO2 + H2O =>
C4H8 + HNO3 = C4H7NO2 + H2O
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